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 Number Series Questions

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Q:

In the following question, select the missing number from the given series.

 

9, 10, 13, 22, 49, ?

 

A) 117 B) 126
C) 115 D) 130
 
Answer & Explanation Answer: D) 130

Explanation:
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2 8543
Q:

Find out the wrong term in the series 3, 4, 10, 32, 136, 685, 4116

A) 4116 B) 685
C) 136 D) 32
 
Answer & Explanation Answer: D) 32

Explanation:

The correct pattern is *1+1, *2+2, *3+3, *4+4, . . . . .
So,32 is wrong term and must be replaced by (10 * 3 + 3) = 33

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20 8538
Q:

In the following question, select the missing number from the given series.

 

15, 22, 31, 42, 55, ?

 

A) 60   B) 68  
C) 70   D) 74
 
Answer & Explanation Answer: C) 70  

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10 8531
Q:

In the following question, select the missing number from the given series.

 

52, 41, 32, 25, ?, 17

 

A) 21   B) 20  
C) 18   D) 19
 
Answer & Explanation Answer: B) 20  

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4 8513
Q:

Choose the correct alternative that will continue the same pattern and replace 'x' in series 1,2,5,10,25,50,x,250

A) 75 B) 150
C) 125 D) 100
 
Answer & Explanation Answer: C) 125

Explanation:

The pattern is *2,*5/2,*2,*5/2,*2, . . . . .
So missing term is 50*(5/2)=125

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8 8471
Q:

Choose the correct alternative that will continue the same pattern and replace 'x' in given series 1,2,6,15,31,56,x

A) 65 B) 78
C) 81 D) 92
 
Answer & Explanation Answer: D) 92

Explanation:

The pattern is + 1*1,+ 2*2, +3*3, + 4*4,+ 5*5,+ 6*6, . . . . . . .
So missing term is 56+36=92

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12 8320
Q:

In the following question, select the missing number from the given series.

 

8, 16, ?, 64, 128

 

A) 30 B) 32
C) 28 D) 48
 
Answer & Explanation Answer: B) 32

Explanation:
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4 8244
Q:

In the following question, select the missing number from the given series.

 

14, 17, 21, 24, 28, 31, ?

 

A) 32 B) 33
C) 34 D) 35
 
Answer & Explanation Answer: D) 35

Explanation:
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3 8196